Saturday, December 11, 2021

MFSA2021-52 Firefox: Security Vulnerabilities fixed in Firefox 95 (CVE-2021-43540)

Description
WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension.
Solution(s)
  • mozilla-firefox-upgrade-95_0


  • References
  • https://attackerkb.com/topics/cve-2021-43540
  • CVE - 2021-43540
  • http://www.mozilla.org/security/announce/2021/mfsa2021-52.html




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    thank you Templateism for the design - You should have written the code a little more complicated - Nothing Encrypted anymore